On this edition of All Songs Considered, hosts Bob Boilen and Robin Hilton share some final discoveries from this year's South by Southwest music festival, including the British noise-rock group Savages and Valeska Steiner and Sonja Glass, the Swiss-German pop pair that records and performs as Boy.

Also on the show: A stellar new record from Vampire Weekend; a long-awaited return for the Annie Hardy-led rock group Giant Drag; the sweet sounds of Icelandic singer Olafur Arnalds and a new double-album of transporting ambient music from Eluvium.